Bergh
Anders Bergh, Karlskoga SE
Patent application number | Description | Published |
---|---|---|
20120041022 | PROCESS FOR PREPARING ENANTIOMERICALLY ENRICHED ALKALOIDS - There is provided a process for the preparation of a single enantiomer of anhydroecgonine (of formula I): | 02-16-2012 |
20120122971 | NEW PROCESS FOR PREPARING HYDROXYLAMINES AND MEDICAMENTS - There is provided a process for the preparation of a compound of formula II, | 05-17-2012 |
20140206761 | PROCESS FOR PREPARING HYDROXYLAMINES AND MEDICAMENTS - There is provided a process for the preparation of a compound of formula II, | 07-24-2014 |
Anne Catharina Bergh, Uppsala SE
Patent application number | Description | Published |
---|---|---|
20090200239 | METHOD FOR GENERATING METAL CHELATING AFFINITY LIGANDS - The present invention relates to a method for generating at least one polydentate metal chelating affinity ligand, which method comprises the steps of | 08-13-2009 |
Ashild Bergh, S. Bera Terrasse NO
Patent application number | Description | Published |
---|---|---|
20090308161 | ACOUSTIC METHOD AND APPARATUS FOR DETECTION AND CHARACTERIZATION OF A MEDIUM - An acoustic method and apparatus detects or characterizes a medium in a structure which may be a container, such as a pipeline for transportation of oil, gas, or hydrocarbon condensate. A pulse of broadband acoustic energy is emitted towards the structure by a first transducer. A return signal is generating by a second transducer from acoustic energy returned from the structure in response to the emission of acoustic energy. A return signal spectrum representing acoustic spectral components of the acoustic energy returned from the structure is derived from the return signal, and the medium is detected or characterized by applying a return signal processing medium detection or characterization algorithm to the return signal spectrum. | 12-17-2009 |
Ashild Bergh, Drammen NO
Patent application number | Description | Published |
---|---|---|
20090064770 | DETECTION OF INGRESS OF WATER IN AN INTERMEDIATE LAYER USING ACOUSTIC RESONANCE TECHNOLOGY - An apparatus and a method for determining a moisture ingress in an insulating layer surrounding a pipe, the insulating layer being surrounded by a tubular jacket. The apparatus includes an acoustic transducer in communication with an exciter adapted to provide a brief and broad banded acoustic signal which includes frequencies which by their propagation in the material of the jacket has a wavelength which corresponds to twice the thickness of the jacket or an odd multiple of twice the thickness of the jacket, and to process a reverberation signal emitted from the jacket in response to sending into the jacket the brief and broad banded output signal from the transducer. The signal processor is adapted to make a frequency analysis of the received reverberation signal for producing a frequency response curve, to establish features of the frequency response curve which are characteristic of a moisture content in the insulation material on the inside of the jacket, and to output an indication being specific for the moisture ingress. | 03-12-2009 |
20090071253 | ACOUSTIC THICKNESS MEASUREMENTS USING GAS AS A COUPLING MEDIUM - An acoustic apparatus adapted to operate in a gas filled space from a first side of an object to be measured for making a non-contact thickness measurement thereof includes an electro acoustic transducer, a transceiver coupled with the electro acoustic transducer and adapted to excite electro acoustic transducer to output an acoustic signal towards the object to be measured and receive an acoustic response signal therefrom, and a signal processor adapted to process the response signal and determine a thickness of the object. The electroacoustic transducer has a transducer-to-gas acoustic interface, and the transceiver is adapted to operate the electroacoustic transducer so as to emit into a gas filled gap an acoustic broad band pulse towards the object and to receive an acoustic resonance response signal in the acoustic response signal at a level that allows acquisition of the resonance response signal above a predetermined signal to noise level. | 03-19-2009 |
20110106493 | ACOUSTIC THICKNESS MEASUREMENTS USING GAS AS A COUPLING MEDIUM - An acoustic apparatus adapted to operate in a gas filled space from a first side of an object to be measured for making a non-contact thickness measurement thereof includes an electro acoustic transducer, a transceiver coupled with the electro acoustic transducer and adapted to excite electro acoustic transducer to output an acoustic signal towards the object to be measured and receive an acoustic response signal therefrom, and a signal processor adapted to process the response signal and determine a thickness of the object. The electroacoustic transducer has a transducer-to-gas acoustic interface, and the transceiver is adapted to operate the electroacoustic transducer so as to emit into a gas filled gap an acoustic broad band pulse towards the object and to receive an acoustic resonance response signal in the acoustic response signal at a level that allows acquisition of the resonance response signal above a predetermined signal to noise level. | 05-05-2011 |
Berthold O. Bergh, Riverside, CA US
Patent application number | Description | Published |
---|---|---|
20130074230 | Avocado variety named 'Uzi' - A new and distinct | 03-21-2013 |
20130074231 | Avocado rootstock named 'Zentmyer' - A new and distinct variety of | 03-21-2013 |
20130074232 | Avocado rootstock named 'Steddom' - A new and distinct | 03-21-2013 |
Cecilia Bergh, Stockholm SE
Patent application number | Description | Published |
---|---|---|
20100205006 | METHOD, GENERATOR DEVICE, COMPUTER PROGRAM PRODUCT AND SYSTEM FOR GENERATING MEDICAL ADVICE - A medical advice generator device ( | 08-12-2010 |
20100236839 | PORTABLE MEDICAL APPARATUS - The invention regards a portable medical apparatus made up of at least two devices ( | 09-23-2010 |
20120183934 | METHOD AND APPARATUS FOR MEASURING AND PRESENTING EATING RATE - The invention regards a medical apparatus made up of at least two devices ( | 07-19-2012 |
20160061648 | FOLDABLE SCALE - The miniaturized pocket sized foldable scale is of a thin material/substrate, and a utilization of the same. The scale has an embedded/plugged in electronic circuit with WI-FI capability, and tactile sensors, which change of conductance when put under pressure/load is a linear function converted into weight. | 03-03-2016 |
Charles F. Bergh, Sherman Oaks, CA US
Patent application number | Description | Published |
---|---|---|
20120084920 | PEDIATRIC EMERGENCY TRANSPORT DEVICE - A device for emergency transport of pediatric patients that safely and efficiently transports a pediatric patient to a medical facility is described. The device facilitates a variety of rapid attachment mechanisms to support emergency medical personnel's ongoing need to quickly transport pediatric patients despite continuously, significantly changing specifications for conventional stretchers. Additionally, the device provides for safer, more stable transport of infants and more effective treatment of children with severe temperature imbalances. | 04-12-2012 |
Charles F. Bergh, Thousand Oaks, CA US
Patent application number | Description | Published |
---|---|---|
20120154521 | 360-DEGREE CAMERA HEAD FOR UNMANNED SURFACE SEA VEHICLE - A camera head for use in a marine environment having a cylindrical watertight housing, top and bottom plate members closing the cylindrical housing, and a plurality of ports through the vertical wall of the housing and positioned at a regular angular intervals. A transparent pane is sealed over each port, retained in place by compression against a gasket or O-ring by a compression member. A corresponding plurality of cameras are fixedly positioned behind the ports and the angular field of view of each camera is selected to be greater than the angular interval between the ports such that a continuous 360-degree view of the marine environment is always visible. Six 72-degree FOV cameras spaced at regular 60-degree intervals are preferred. The housing contains cooling/ventilation as well as power and image processing and control systems so as to be self contained. | 06-21-2012 |
Charles F. Bergh, Pasadena, CA US
Patent application number | Description | Published |
---|---|---|
20160023352 | SURROGATE: A Body-Dexterous Mobile Manipulation Robot with a Tracked Base - Robotics platforms in accordance with various embodiments of the invention can be utilized to implement highly dexterous robots capable of whole body motion. Robotics platforms in accordance with one embodiment of the invention include: a memory containing a whole body motion application; a spine, where the spine has seven degrees of freedom and comprises a spine actuator and three spine elbow joints that each include two spine joint actuators; at least one limb, where the at least one limb comprises a limb actuator and three limb elbow joints that each include two limb joint actuators; a tracked base; a connecting structure that connects the at least one limb to the spine; a second connecting structure that connects the spine to the tracked base; wherein the processor is configured by the whole body motion application to move the at least one limb and the spine to perform whole body motion. | 01-28-2016 |
Charles J. Bergh, Berwyn, PA US
Patent application number | Description | Published |
---|---|---|
20130020061 | FORMED MICROCHANNEL HEAT EXCHANGER - A heat exchanger ( | 01-24-2013 |
20130175003 | AIR DRYER ASSEMBLY - A dryer operable to separate a portion of an entrained liquid from a flow of gas includes a pressure vessel to contain the flow of gas and entrained liquid within the pressure vessel. A precooler/reheater is positioned within the pressure vessel to cool the flow of gas and the entrained liquid and an evaporator is positioned within the pressure vessel to cool the flow of gas and the entrained liquid from the precooler/reheater. A separator receives the flow of gas and the entrained liquid from the evaporator and is operable to separate the flow of gas and the entrained liquid into a flow of substantially dry gas and a liquid. The liquid collects in the bottom of the pressure vessel. A drain valve is movable between an open position and a closed position in response to the quantity of liquid within the bottom of the pressure vessel. | 07-11-2013 |
Charles John Bergh, Berwyn, PA US
Patent application number | Description | Published |
---|---|---|
20130000341 | HEAT EXCHANGER FOR A REFRIGERATED AIR DRYER - A refrigerated air dryer includes a three-path heat exchanger | 01-03-2013 |
20140165633 | AIR COMPRESSOR - An air compressor system is disclosed that includes a housing sized to enclose an air compressor pump as well as a dryer structured to remove moisture from air that is compressed by the compressor pump. The air compressor pump may be intermittently placed into operation, but the dryer itself is structured in one form to continuously maintain a heat exchanger in a desired temperature range in anticipation of operation of the air compressor pump. The heat exchanger of the dryer can include sufficient thermal mass such that a refrigerant pump of the dryer need not be operated continuously in anticipation of operation of the air compressor pump. While a cooling air flow can be created by operation of the air compressor pump, when the air compressor pump is not operated a cooling fan can be used provide cooling to the heat generating components of the dryer. | 06-19-2014 |
20140360364 | HEAT OF COMPRESSION DRYER SYSTEM - A gas compressing system includes a compressor that provides a flow of compressed gas, a first desiccant tower, and a second desiccant tower separate from the first tower. The system also includes a first separator, a second separator separate from the first separator, an outlet, a first set and second set of no more than three valves each movable between an open position and a closed position. The flow flows along a flow path from the compressor to the first tower, to the first separator, to the second tower and out the outlet when the first set of valves is open and the second set of valves is closed. The flow of compressed gas flows from the compressor to the second tower, to the second separator, to the first tower and out the outlet when the first set of valves is closed and the second set of valves is opened. | 12-11-2014 |
20150343355 | IMPACT MOISTURE SEPARATOR - An impact moisture separator for separating a liquid moisture from a compressed gas. The impact moisture separator includes a plurality of impact plates that are positioned within the inner region of the separator and may be downstream of at least one strut. The strut may be configured to disperse the flow of compressed gas. The impact plates each have a plurality of vanes that extend beyond a plate portion of the impact plates. The vanes are configured to provide a passage for the flow of compressed gases and are offset from the vanes of the adjacent, successive impact plate. Further, the impact plates and strut(s) are tilted toward the incoming flow of compressed gas so as to assist in influencing the downward flow of the compressed gas, and thereby facilitate the flow of separated liquid moisture toward a reservoir of the housing. | 12-03-2015 |
Christel Bergh, Sodra Sandby SE
Patent application number | Description | Published |
---|---|---|
20140201392 | Interface Module for HW Block - An interface module for a logic circuit block comprising a processing module, the interface module comprising a control interface for communicating one or more control messages; a data interface for accessing a data storage device; an interface logic block; and a core interface to the processing module, the core interface being connected to the interface logic block for communicating signals between the interface logic block and the processing module. The interface logic block is adapted to receive one or more incoming control message via the control interface; process the one or more control messages including accessing a data storage device via the data interface, initiating processing by the processing module via the core interface, receiving one or more signals from the processing module via the core interface; and to output one or more outgoing control message via the control interface. | 07-17-2014 |
Christopher J. Bergh, Winchester, VA US
Christopher P. Bergh, Lexington, MA US
Patent application number | Description | Published |
---|---|---|
20110208578 | Offer Delivery System - An offer delivery system provides a mechanism for coordinating presentation of offers to customers that may originate from multiple different sources and that may be delivered to the customers over different channels. The systems makes use of rules to prioritize, select, and time the delivery of offers to any particular customer, allocate limited resources in the channels to deliver offers to a set of customers, and provide mechanisms for users or their agents to limit the delivery of offers, for example, by their frequency or type. | 08-25-2011 |
Howard S. Bergh, Hillsborough, CA US
Patent application number | Description | Published |
---|---|---|
20120200908 | ELECTROCHROMIC MULTI-LAYER DEVICES WITH SPATIALLY COORDINATED SWITCHING - A multi-layer device comprising a first substrate and a first electrically conductive layer on a surface thereof, the first electrically conductive layer having a sheet resistance to the flow of electrical current through the first electrically conductive layer that varies as a function of position. | 08-09-2012 |
20140043667 | ELECTROCHROMIC MULTI-LAYER DEVICES WITH COMPOSITE ELECTRICALLY CONDUCTIVE LAYERS - A multi-layer device comprising a first substrate and a first electrically conductive layer on a surface thereof, the first electrically conductive layer having a sheet resistance to the flow of electrical current through the first electrically conductive layer that varies as a function of position. | 02-13-2014 |
20140043668 | ELECTROCHROMIC MULTI-LAYER DEVICES WITH CURRENT MODULATING STRUCTURE - A multi-layer device comprising a first substrate, a first electrically conductive layer on a surface thereof, and a first current modulating layer, the first electrically conductive layer having a sheet resistance to the flow of electrical current through the first electrically conductive layer that varies as a function of position. | 02-13-2014 |
20140043669 | ELECTROCHROMIC MULTI-LAYER DEVICES WITH COMPOSITE CURRENT MODULATING STRUCTURE - A multi-layer device comprising a first substrate, a first electrically conductive layer and a first current modulating structure on a surface thereof, the first current modulating structure comprising a composite of a resistive material and a patterned insulating material, the first current modulating structure having a cross-layer resistance to the flow of electrical current through the first current modulating structure that varies as a function of position. | 02-13-2014 |
20140204448 | ELECTROCHROMIC MULTI-LAYER DEVICES WITH SPATIALLY COORDINATED SWITCHING - A multi-layer device comprising a first substrate and a first electrically conductive layer on a surface thereof, the first electrically conductive layer having a sheet resistance to the flow of electrical current through the first electrically conductive layer that varies as a function of position. | 07-24-2014 |
20140340730 | LASER CUTTING STRENGTHENED GLASS - Methods for cutting strengthened glass are disclosed. The methods can include using a laser. The strengthened glass can include chemically strengthened, heat strengthened, and heat tempered glass. Strengthened glass with edges showing indicia of a laser cutting process are also disclosed. The strengthened glass can include an electrochromic film. | 11-20-2014 |
H. Sam Bergh, San Mateo, CA US
Patent application number | Description | Published |
---|---|---|
20100144539 | HIGH PRESSURE PARALLEL FIXED BED REACTOR AND METHOD - The present invention discloses an apparatus and method for rapid analysis of members of a combinatorial library. The apparatus includes a plurality of reactor vessels for containing individual library members, a fluid handling system that apportions a test fluid about equally between each of the vessels and a housing for enclosing the reactor vessels, the housing defining a pressure chamber, wherein the housing is configured to sustain a pressure substantially above atmospheric pressure. This allows for simultaneous screening of library members at high pressure by providing a small pressure differential on reactor components. The disclosed apparatus is especially useful for screening library members based on their ability to catalyze the conversion of fluid reactants. | 06-10-2010 |
Hubert Van Den Bergh, Goumoens-La-Ville CH
Patent application number | Description | Published |
---|---|---|
20120283620 | TREATMENT UTILIZING HYDROPHOBIC WEAK BASES CHEMOTHERAPEUTIC AGENTS AND ILLUMINATION - Hydrophobic weak base compounds such as hydrophobic weak base chemotherapeutic agents (which are not an anthracycline) for use in the treatment of medical conditions such as proliferative disease or disorder in a subject, in combination with illumination of a region in a body of the subject which is characterized by the presence of proliferating cells, are disclosed. The hydrophobic weak base compound and a wavelength of illumination are selected such that the hydrophobic weak base compound acts as a therapeutically effective photosensitizer when exposed to the illumination. | 11-08-2012 |
20140113927 | TREATMENT UTILIZING HYDROPHOBIC WEAK BASES CHEMOTHERAPEUTIC AGENTS AND ILLUMINATION - Hydrophobic weak base compounds such as hydrophobic weak base chemotherapeutic agents (which are not an anthracycline) for use in the treatment of medical conditions such as proliferative disease or disorder in a subject, in combination with illumination of a region in a body of the subject which is characterized by the presence of proliferating cells, are disclosed. The hydrophobic weak base compound and a wavelength of illumination are selected such that the hydrophobic weak base compound acts as a therapeutically effective photosensitizer when exposed to the illumination. | 04-24-2014 |
20150037262 | DEVICE FOR THE TRANSPLANTATION OF CELLS IN SUSPENSION - The invention relates to a device ( | 02-05-2015 |
James Bergh, Boulder, CO US
Patent application number | Description | Published |
---|---|---|
20140326560 | ARTICULATING MULTI-ADJUSTABLE DIVIDER SYSTEM - An apparatus adapted for use within a luggage item is described which comprises features for conforming to and surrounding one or more objects of various sizes and shapes. The apparatus, which may be removable, further includes features for protecting items from damage due to impact, abrasion, contamination, and other undesired effects. | 11-06-2014 |
20150027833 | BACKPACK WITH INTEGRATED RIGID STORAGE CONTAINER - A luggage device with a first enclosure and at least one additional enclosure which includes a protective compartment is provided. The protective compartment may be adapted for isolated and secure storing of delicate or fragile items, and is preferably separate and distinct from the first enclosure and a primary storage volume. | 01-29-2015 |
James A. Bergh, Boulder, CO US
Patent application number | Description | Published |
---|---|---|
20110127132 | Luggage With a Crush Proof Compartment - A carrying case with a first enclosure ad at least one additional enclosure which includes a substantially rigid, and selectively removable protective compartment which must be oriented at a predetermined position for both insertion and selective removal. The selectively removable protective compartment may be adapted for isolated and secure storing of delicate or fragile items. | 06-02-2011 |
Jesper Bergh, Bjarred SE
Patent application number | Description | Published |
---|---|---|
20130068428 | HEAT EXCHANGER WITH IMPROVED CORROSION RESISTANCE - The present invention relates to a plate package for a plate heat exchanger and a plate heat exchanger made of materials with improved anti-corrosion properties for highly corrosive fluids such as hydrochloric acid. | 03-21-2013 |
Jonas Bergh, Kavlinge SE
Patent application number | Description | Published |
---|---|---|
20090061965 | IN-BUILT FM ANTENNA - A portable communication device including a casing having a front section and a back section is provided. The back section may at least partly made of an electrically conducting material. The casing also may enclose a ground plane and a radio circuit that is connected to a radiation receiving antenna element and the ground plane. The radiation receiving antenna element is provided in an area of electrically conducting material of the back section of the casing. | 03-05-2009 |
20090280859 | AUTOMATIC TAGGING OF PHOTOS IN MOBILE DEVICES - The invention relates to a method for processing a picture file in a mobile communication device. The method includes the steps of obtaining a picture file, detecting a object in the obtained picture file, recognizing the detected object, comparing the detected object with objects in a database, tagging the picture file depending on the comparison, and organizing the tagged picture file depending on the tagging. | 11-12-2009 |
20100029293 | NAVIGATION SYSTEM USING CAMERA - The present invention provides a method, a computer program, and device for navigation assistance where the method and the computer program may include receiving location information related to the geographical location of a device for navigation assistance, continuously receiving visual information registered by a camera, displaying the visual information received, calculating the geographical coordinates of the device from the received location information related to the geographical location of the device and analyzing the visual information received and relating it to the calculated geographical location of the device. | 02-04-2010 |
Jonas Bergh, Lund SE
Patent application number | Description | Published |
---|---|---|
20160100274 | MAGNETIC BATTERY SAVER - The invention is directed to systems, methods and computer program products for activating a mobile device application. An exemplary method comprises: storing a threshold change; determining a change in magnetic field using a compass located in a mobile device; comparing the change in magnetic field to the threshold change; determining whether the change in magnetic field is greater than or equal to the threshold change; and in response to determining the change in magnetic field is greater than or equal to the threshold change, activating a mobile device application. | 04-07-2016 |
Louis Van Den Bergh, Kapellen BE
Patent application number | Description | Published |
---|---|---|
20110265716 | POWDER COATING SYSTEMS - A powder spray booth ( | 11-03-2011 |
Michael Bergh, Campbell, CA US
Patent application number | Description | Published |
---|---|---|
20130228632 | CONTROLLING A COOLING SYSTEM FOR A COMPUTER SYSTEM - The disclosed embodiments provide an apparatus that controls a cooling system for a computer system. During operation, the apparatus monitors a temperature signal from the computer system to determine a trend for the temperature signal. Then, a filter parameter for a trend-based filter is selected based on the trend. Next, the temperature signal is filtered using the trend-based filter to generate a filtered temperature signal which is then passed through a controller to generate a control signal for the cooling system. | 09-05-2013 |
Niklas Bergh, Askim SE
Patent application number | Description | Published |
---|---|---|
20140051716 | COMPOUNDS AND METHODS FOR IMPROVING IMPAIRED ENDOGENOUS FIBRINOLYSIS USING HISTONE DEACETYLASE INHIBITORS - There is provided a compound which is a histone deacetylase (HDAC) inhibitor, or a pharmaceutically acceptable ester, amide, solvate or salt thereof, for use in: (I) treating or preventing a pathological condition associated with excess fibrin deposition and/or thrombus formation; and/or (II) potentiating the degradation of fibrin deposits and preventing such deposits associated with pathological conditions or which may lead to such conditions, wherein the HDAC inhibitor, and the dose thereof, is as described in the description. There is also provided valproic acid, or a pharmaceutically acceptable salt thereof, for use in improving or normalizing endogenous fibrinolysis impaired by local or systemic inflammation. | 02-20-2014 |
Patrik Bergh, Jarved SE
Patent application number | Description | Published |
---|---|---|
20150283505 | METHOD AND APPARATUS FOR UREA CONDITIONING AND INJECTION CONTROL IN A SELECTIVE CATALYTIC REDUCTION SYSTEM - An apparatus for conditioning an aqueous urea solution for injection in an engine exhaust treatment system, includes a urea solution conditioning tank having an inlet to receive an unconditioned urea solution and an outlet to deliver conditioned urea solution to an injection system, a sensor generating a signal indicating a concentration of urea in the tank, a heater for heating the urea solution in the tank and, an evaporation device for lowering the vapor pressure in the tank to remove evaporated water vapor from the tank. | 10-08-2015 |
20150315945 | METHOD OF OPERATING A DIESEL ENGINE AND DIESEL ENGINE ARRANGEMENT HAVING PLURAL OPERATING MODES - A method is provided of operating a diesel engine having an exhaust after treatment system (EATS) including one or more apparatus for controlling exhaust NOX levels, the engine including a plurality of systems and components, at least some of which systems and components are adapted to be set to one or more control setpoints for one or more base actuators of the engine. The method includes establishing a plurality of engine operating modes, each operating mode differing from any other operating mode with respect to at least one control setpoint, for each operating mode, mapping fuel economy versus NOX levels exiting the EATS. provided | 11-05-2015 |
Peter L. Bergh, Colorado Springs, CO US
Ralph A. Bergh, Lititz, PA US
Patent application number | Description | Published |
---|---|---|
20120134005 | OCCASIONAL CALIBRATION PHASE-DIFFERENCE MODULATION FOR SAGNAC INTERFEROMETER - An occasional calibration waveform is used to, first, make an interferometer sensitive to small changes in Sagnac phase difference due to rotating the gyroscope (this is commonly referred to as biasing the interferometer); second, supply a feedback phase difference to keep the interferometer sensitive to small changes in rotation rate; and third, supply the calibration modulation necessary to keep the digital electronics calibrated with respect to the Sagnac phase difference being measured. | 05-31-2012 |
20130050708 | METHOD AND APPARATUS FOR MULTIPLEXING MULTIPLE SAGNAC INTERFEROMETERS WITH SINGLE INPUT FOR SOURCE LIGHT - A method and system for transmitting source light to a plurality of Sagnac interferometers includes a first directional coupler that splits the source light into a second light beam and a third light beam. The second light beam supplies light to a first Sagnac interferometer and the second light beam supplies light to a second directional coupler, and the first directional coupler also delivers light returning from the first Sagnac interferometer to a first detector that is used to indicate rotation of the first Sagnac interferometer. The second directional coupler splits the third light beam into a fourth light beam and a fifth light beam, and the fourth light beam supplies light to a second Sagnac interferometer. The second directional coupler delivers light returning from the second Sagnac interferometer to a second detector, and the second detector provides a signal indicative of rotation of the second Sagnac interferometer. | 02-28-2013 |
20130050709 | SAGNAC INTERFEROMETER WITH BUNDLE-FIBER COIL - A method in which a ribbon fiber, containing a plurality of waveguides each having a first end and a second end, is wound into a coil and the second end of a first waveguide is coupled together with the first end of a second waveguide such that light in said first waveguide will transfer to said second waveguide. | 02-28-2013 |
20140218739 | INTERFEROMETER EMPLOYING A MULTI-WAVEGUIDE OPTICAL LOOP PATH AND FIBER OPTIC ROTATION RATE SENSOR EMPLOYING SAME - An interferometer employed, in part, as a Sagnac interferometer or fiber optic gyro (FOG) includes a light source that provides a source light wave that is split into first and second light waves that are directed to traverse a defined optical loop path in opposite directions. The defined optical loop path in accordance with the present invention is provided by multiple waveguides wound into a coil such that the opposite traveling first and second light waves serially travel through all of the waveguides in opposite directions around the optical loop path. | 08-07-2014 |
Ralph A. Bergh, Phoenix, AZ US
Patent application number | Description | Published |
---|---|---|
20080218765 | Signal Processing For A Sagnac Interferometer - Disclosed is a method and apparatus for modulating the phase difference between a pair of optical waves that exit a Sagnac interferometer, and, more particularly, one that is commonly employed as a fiber gyro, and includes a detector responsive to phase difference between the pair of waves that exit the interferometer, and a phase modulator that forms part of two control loops that are instrumental in deriving an accurate measurement of rotation rate. As disclosed herein, phase modulation applied equally to the pair of waves as they counter-propagate through the phase modulator induces modulation of the phase-difference between the two waves as they exit the interferometer. This phase difference modulation includes (i) a bias phase-difference modulation component having a selected frequency, amplitude, and waveform, (ii) a rotation-rate feedback phase-difference component that is equal in magnitude to, and opposite in sign of, the Sagnac phase difference, so that the sum thereof is controlled to be substantially zero, and (iii) a calibration feedback phase-difference modulation component that is characterized by a predetermined phase difference magnitude having substantially alternating positive and negative sign values. | 09-11-2008 |
20110037972 | INTERFEROMETER EMPLOYING A MULTI-WAVEGUIDE OPTICAL LOOP PATH AND FIBER OPTIC ROTATION RATE SENSOR EMPLOYING SAME - An interferometer employed, in part, as a Sagnac interferometer or fiber optic gyro (FOG) includes a light source ( | 02-17-2011 |
Sam H. Bergh, San Mateo, CA US
Patent application number | Description | Published |
---|---|---|
20080275653 | Microscale Flash Separation of Fluid Mixtures - Systems, methods and apparatus implementing techniques for separating and/or analyzing fluid mixtures. The techniques employ microfluidic separation devices that include an inlet port for receiving a fluid feed stream, a microscale fluid flow channel in fluid communication with the fluid inlet port, a phase equilibrium control region located along the fluid flow channel for controlling conditions including temperature and/or pressure to provide a thermal equilibrium, a capillary network in the temperature control region, a first outlet port in indirect fluid communication with the fluid flow channel through the capillary network, and a second outlet port in direct fluid communication with the fluid flow channel. A plurality of microfluidic separation devices can be coupled in fluidic communication to provide for separation of complex mixtures. The systems, methods and apparatus can be used to characterize fluid mixtures. | 11-06-2008 |
20140038855 | High Pressure Parallel Fixed Bed Reactor and Method - Apparatus and methods provide rapid analysis of members of a combinatorial library. The apparatus includes a plurality of reactor vessels for containing individual library members, a fluid handling system that apportions a test fluid about equally between each of the vessels, and a housing for enclosing the reactor vessels. The housing defines a pressure chamber configured to sustain a pressure substantially above atmospheric pressure. This allows for simultaneous screening of library members at high pressure by providing a small pressure differential on reactor components. The apparatus is used for screening library members based on their ability to catalyze the conversion of fluid reactants. | 02-06-2014 |
Siri Bergh, Trondheim NO
Patent application number | Description | Published |
---|---|---|
20110062716 | ROTATION MAGNETIC BEARING WITH PERMANENT MAGNETS, PREFERABLY FOR A WIND TURBINE - An apparatus ( | 03-17-2011 |